Home

Igneous Rocks + -

Fossil Rocks + -

Metamorphic Rocks + -

Durable Rocks + -

Medium Grained Rocks + -

Compare Rocks


Trondhjemite and Adamellite Definition


Adamellite and Trondhjemite Definition


Definition

Definition
Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.   
Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz   

History
  
  

Origin
Tonale, Italy   
Italy   

Discoverer
Unknown   
Unknown   

Etymology
Not Available   
From German adamellit and from Monte Adamello, a mountain in Italy, its locality   

Class
Igneous Rocks   
Igneous Rocks   

Sub-Class
Durable Rock, Hard Rock   
Durable Rock, Hard Rock   

Family
  
  

Group
Plutonic   
Plutonic   

Other Categories
Coarse Grained Rock, Fine Grained Rock, Medium Grained Rock, Opaque Rock   
Coarse Grained Rock, Opaque Rock   

Texture >>
<< Summary

Definition of Trondhjemite and Adamellite

The general Trondhjemite and Adamellite definition can be stated as: Trondhjemite is a leucocratic (light-colored) intrusive igneous rock. It is a variety of tonalite in which the plagioclase is mostly in the form of oligoclase. Trondhjemites are sometimes known as plagiogranites.. On the other hand, Adamellite is a coarse-grained porphyritic igneous rock, a variety of Monzogranite and dominated by phenocrysts of orthoclase in a granular groundmass of perthite, plagioclase and quartz. Along with definition of Trondhjemite and Adamellite, get to know about Properties of Trondhjemite and Adamellite. Get to know more information about Trondhjemite and Adamellite origin and discoverer, etymology and class.

Compare Igneous Rocks

History of Trondhjemite and Adamellite

The history of Trondhjemite and Adamellite gives information about where the rock was found and who was its discoverer. Almost each and every aspect of Earth's history is recorded in rocks be it the volcanoes which were erupted or the plants, animals and organisms which are now extinct, as rocks are present from millions of years.

Trondhjemite and Adamellite Origin and Discoverer

Trondhjemite and Adamellite definition gives us a brief idea about the two rocks. In some cases, the definition also gives summary about the Formation of Trondhjemite and Adamellite. In this section, you will know about Trondhjemite and Adamellite Origin and Discoverer. Origin of Trondhjemite and Adamellite are Tonale, Italy. It is interesting to know the name of Trondhjemite and Adamellite discoverer. The discoverer of Trondhjemite and Adamellite are Unknown.

Etymology of Trondhjemite and Adamellite

Along with Trondhjemite and Adamellite definition, know more about the etymology of Trondhjemite and Adamellite. Etymology of Trondhjemite and Adamellite gives information about origin and formation of a particular rock. Know more about Formation of Trondhjemite and Formation of Adamellite. The etymology of Trondhjemite is not available while that of Adamellite is not available. The process of formation of rocks defines the class of rock. All the rocks in a class are formed by similar processes. Trondhjemite and Adamellite belong to Igneous Rocks. The sub-class, group and other categories of Trondhjemite and Adamellite are listed below.

For Trondhjemite,

For Adamellite,

Igneous Rocks

Igneous Rocks

» More Igneous Rocks

Compare Igneous Rocks

» More Compare Igneous Rocks